package service;

import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.framework.ServiceRegistration;

import say.SayHello;

public class Activator implements BundleActivator {

    private ServiceRegistration serviceReg = null;

    public void start(BundleContext context) throws Exception {
        SayHelloService sayService = new SayHelloService();
        serviceReg = context.registerService(SayHelloService.class.getName(),
                sayService, null);// 1
        ServiceReference serviceRef = context
                .getServiceReference(SayHello.class.getName());// 2
        sayService.setSay((SayHello) context.getService(serviceRef));// 2
        sayService.helloWorld();// 3
    }


    public void stop(BundleContext context) throws Exception {
        if (serviceReg != null)
            serviceReg.unregister();
    }
}
